Copper has a density of 8.96g/cm^3. What is the mass of a piece of copper with a volume of 2.62cm^3?

Question: what is the value of x 4x-2= (-7) +5x. it would be greatly appreciated if someone could actually explain to me step by step

Solve each quadratic equation by factoring and using the zero product property. [tex]x^2+6x+8=0[/tex]

One astronomical unit (1 au) is about 1.496 alt tag missing. kilometers. if you wrote this number of kilometers in regular decimal notation (for example, 528 and 3,459 are written in regular decimal notation), how many zeros would your number have?